2 * Copyright (c) 2019 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include "dali-table-view.h"
25 #include <dali/devel-api/images/distance-field.h>
26 #include <dali-toolkit/devel-api/shader-effects/alpha-discard-effect.h>
27 #include <dali-toolkit/devel-api/shader-effects/distance-field-effect.h>
28 #include <dali-toolkit/dali-toolkit.h>
29 #include <dali-toolkit/devel-api/visual-factory/visual-factory.h>
32 #include "shared/view.h"
33 #include "shared/utility.h"
36 using namespace Dali::Toolkit;
38 ///////////////////////////////////////////////////////////////////////////////
43 const std::string LOGO_PATH( DEMO_IMAGE_DIR "Logo-for-demo.png" );
45 // Keyboard focus effect constants.
46 const float KEYBOARD_FOCUS_ANIMATION_DURATION = 1.0f; ///< The total duration of the keyboard focus animation
47 const float KEYBOARD_FOCUS_START_SCALE = 1.05f; ///< The starting scale of the focus highlight
48 const float KEYBOARD_FOCUS_END_SCALE = 1.18f; ///< The end scale of the focus highlight
49 const float KEYBOARD_FOCUS_END_ALPHA = 0.7f; ///< The end alpha of the focus highlight
50 const float KEYBOARD_FOCUS_INITIAL_FADE_PERCENTAGE = 0.16f; ///< The duration of the initial fade (from translucent to the end-alpha) as a percentage of the overal animation duration.
51 const Vector3 startScale( KEYBOARD_FOCUS_START_SCALE, KEYBOARD_FOCUS_START_SCALE, KEYBOARD_FOCUS_START_SCALE ); ///< @see KEYBOARD_FOCUS_START_SCALE
52 const Vector3 endScale( KEYBOARD_FOCUS_END_SCALE, KEYBOARD_FOCUS_END_SCALE, KEYBOARD_FOCUS_END_SCALE ); ///< @see KEYBOARD_FOCUS_END_SCALE
53 const float initialFadeDuration = KEYBOARD_FOCUS_ANIMATION_DURATION * KEYBOARD_FOCUS_INITIAL_FADE_PERCENTAGE; ///< @see KEYBOARD_FOCUS_INITIAL_FADE_PERCENTAGE
55 const float TILE_LABEL_PADDING = 8.0f; ///< Border between edge of tile and the example text
56 const float BUTTON_PRESS_ANIMATION_TIME = 0.35f; ///< Time to perform button scale effect.
57 const float ROTATE_ANIMATION_TIME = 0.5f; ///< Time to perform rotate effect.
58 const int MAX_PAGES = 256; ///< Maximum pages (arbitrary safety limit)
59 const int EXAMPLES_PER_ROW = 3;
60 const int ROWS_PER_PAGE = 3;
61 const int EXAMPLES_PER_PAGE = EXAMPLES_PER_ROW * ROWS_PER_PAGE;
62 const float LOGO_MARGIN_RATIO = 0.1f / 0.3f;
63 const float BOTTOM_PADDING_RATIO = 0.4f / 0.9f;
64 const Vector3 SCROLLVIEW_RELATIVE_SIZE(0.9f, 1.0f, 0.8f ); ///< ScrollView's relative size to its parent
65 const Vector3 TABLE_RELATIVE_SIZE(0.95f, 0.9f, 0.8f ); ///< TableView's relative size to the entire stage. The Y value means sum of the logo and table relative heights.
66 const float STENCIL_RELATIVE_SIZE = 1.0f;
68 const float EFFECT_SNAP_DURATION = 0.66f; ///< Scroll Snap Duration for Effects
69 const float EFFECT_FLICK_DURATION = 0.5f; ///< Scroll Flick Duration for Effects
70 const Vector3 ANGLE_CUBE_PAGE_ROTATE(Math::PI * 0.5f, Math::PI * 0.5f, 0.0f);
72 const char * const BUBBLE_COLOR_STYLE_NAME[] =
79 const int NUMBER_OF_BUBBLE_COLORS( sizeof( BUBBLE_COLOR_STYLE_NAME ) / sizeof( BUBBLE_COLOR_STYLE_NAME[ 0 ] ) );
81 const char * const SHAPE_IMAGE_TABLE[] =
83 DEMO_IMAGE_DIR "shape-circle.png",
84 DEMO_IMAGE_DIR "shape-bubble.png"
86 const int NUMBER_OF_SHAPE_IMAGES( sizeof( SHAPE_IMAGE_TABLE ) / sizeof( SHAPE_IMAGE_TABLE[0] ) );
88 const int NUM_BACKGROUND_IMAGES = 18;
89 const float BACKGROUND_SPREAD_SCALE = 1.5f;
91 const unsigned int BACKGROUND_ANIMATION_DURATION = 15000; // 15 secs
93 const float BUBBLE_MIN_Z = -1.0;
94 const float BUBBLE_MAX_Z = 0.0f;
98 * Creates the background image
100 Control CreateBackground( std::string stylename )
102 Control background = Control::New();
103 Stage::GetCurrent().Add( background );
104 background.SetStyleName( stylename );
105 background.SetName( "BACKGROUND" );
106 background.SetAnchorPoint( AnchorPoint::CENTER );
107 background.SetParentOrigin( ParentOrigin::CENTER );
108 background.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
113 * Constraint to return a position for a bubble based on the scroll value and vertical wrapping
115 struct AnimateBubbleConstraint
118 AnimateBubbleConstraint( const Vector3& initialPos, float scale )
119 : mInitialX( initialPos.x ),
124 void operator()( Vector3& position, const PropertyInputContainer& inputs )
126 const Vector3& parentSize = inputs[1]->GetVector3();
127 const Vector3& childSize = inputs[2]->GetVector3();
129 // Wrap bubbles vertically.
130 float range = parentSize.y + childSize.y;
131 // This performs a float mod (we don't use fmod as we want the arithmetic modulus as opposed to the remainder).
132 position.y -= range * ( floor( position.y / range ) + 0.5f );
134 // Bubbles X position moves parallax to horizontal
135 // panning by a scale factor unique to each bubble.
136 position.x = mInitialX + ( inputs[0]->GetVector2().x * mScale );
145 * Constraint to precalculate values from the scroll-view
146 * and tile positions to pass to the tile shader.
148 struct TileShaderPositionConstraint
150 TileShaderPositionConstraint( float pageWidth, float tileXOffset )
151 : mPageWidth( pageWidth ),
152 mTileXOffset( tileXOffset )
156 void operator()( Vector3& position, const PropertyInputContainer& inputs )
158 // Set up position.x as the tiles X offset (0.0 -> 1.0).
159 position.x = mTileXOffset;
160 // Set up position.z as the linear scroll-view X offset (0.0 -> 1.0).
161 position.z = 1.0f * ( -fmod( inputs[0]->GetVector2().x, mPageWidth ) / mPageWidth );
162 // Set up position.y as a rectified version of the scroll-views X offset.
163 // IE. instead of 0.0 -> 1.0, it moves between 0.0 -> 0.5 -> 0.0 within the same span.
164 if( position.z > 0.5f )
166 position.y = 1.0f - position.z;
170 position.y = position.z;
179 bool CompareByTitle( const Example& lhs, const Example& rhs )
181 return lhs.title < rhs.title;
186 DaliTableView::DaliTableView( Application& application )
187 : mApplication( application ),
200 mBackgroundAnimations(),
205 mSortAlphabetically( false ),
206 mBackgroundAnimsPlaying( false )
208 application.InitSignal().Connect( this, &DaliTableView::Initialize );
211 DaliTableView::~DaliTableView()
215 void DaliTableView::AddExample( Example example )
217 mExampleList.push_back( example );
220 void DaliTableView::SortAlphabetically( bool sortAlphabetically )
222 mSortAlphabetically = sortAlphabetically;
225 void DaliTableView::Initialize( Application& application )
227 Stage::GetCurrent().KeyEventSignal().Connect( this, &DaliTableView::OnKeyEvent );
228 const Vector2 stageSize = Stage::GetCurrent().GetSize();
231 mRootActor = CreateBackground( "LauncherBackground" );
232 Stage::GetCurrent().Add( mRootActor );
235 ImageView logo = ImageView::New( LOGO_PATH );
236 logo.SetName( "LOGO_IMAGE" );
237 logo.SetAnchorPoint( AnchorPoint::TOP_CENTER );
238 logo.SetParentOrigin( Vector3( 0.5f, 0.1f, 0.5f ) );
239 logo.SetResizePolicy( ResizePolicy::USE_NATURAL_SIZE, Dimension::ALL_DIMENSIONS );
240 // The logo should appear on top of everything.
241 logo.SetDrawMode( DrawMode::OVERLAY_2D );
242 mRootActor.Add( logo );
244 // Show version in a popup when log is tapped
245 mLogoTapDetector = TapGestureDetector::New();
246 mLogoTapDetector.Attach( logo );
247 mLogoTapDetector.DetectedSignal().Connect( this, &DaliTableView::OnLogoTapped );
249 // Scrollview occupying the majority of the screen
250 mScrollView = ScrollView::New();
251 mScrollView.SetAnchorPoint( AnchorPoint::BOTTOM_CENTER );
252 mScrollView.SetParentOrigin( Vector3( 0.5f, 1.0f - 0.05f, 0.5f ) );
253 mScrollView.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH );
254 mScrollView.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::HEIGHT );
255 mScrollView.SetSizeModeFactor( Vector3( 0.0f, 0.6f, 0.0f ) );
257 const float buttonsPageMargin = ( 1.0f - TABLE_RELATIVE_SIZE.x ) * 0.5f * stageSize.width;
258 mScrollView.SetPadding( Padding( buttonsPageMargin, buttonsPageMargin, 0.0f, 0.0f ) );
260 mScrollView.SetAxisAutoLock( true );
261 mScrollView.ScrollCompletedSignal().Connect( this, &DaliTableView::OnScrollComplete );
262 mScrollView.ScrollStartedSignal().Connect( this, &DaliTableView::OnScrollStart );
263 mScrollView.TouchSignal().Connect( this, &DaliTableView::OnScrollTouched );
265 mPageWidth = stageSize.width * TABLE_RELATIVE_SIZE.x * 0.5f;
267 // Populate background and bubbles - needs to be scrollViewLayer so scroll ends show
268 Actor bubbleContainer = Actor::New();
269 bubbleContainer.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
270 bubbleContainer.SetAnchorPoint( AnchorPoint::CENTER );
271 bubbleContainer.SetParentOrigin( ParentOrigin::CENTER );
272 SetupBackground( bubbleContainer );
274 mRootActor.Add( bubbleContainer );
275 mRootActor.Add( mScrollView );
277 // Add scroll view effect and setup constraints on pages
278 ApplyScrollViewEffect();
280 // Add pages and tiles
283 // Remove constraints for inner cube effect
284 ApplyCubeEffectToPages();
286 Dali::Window winHandle = application.GetWindow();
287 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT );
288 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE );
289 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT_INVERSE );
290 winHandle.RemoveAvailableOrientation( Dali::Window::LANDSCAPE_INVERSE );
292 // Set initial orientation
293 unsigned int degrees = 0;
296 winHandle.ShowIndicator( Dali::Window::INVISIBLE );
298 // Background animation
299 mAnimationTimer = Timer::New( BACKGROUND_ANIMATION_DURATION );
300 mAnimationTimer.TickSignal().Connect( this, &DaliTableView::PauseBackgroundAnimation );
301 mAnimationTimer.Start();
302 mBackgroundAnimsPlaying = true;
307 void DaliTableView::CreateFocusEffect()
309 // Hook the required signals to manage the focus.
310 KeyboardFocusManager::Get().PreFocusChangeSignal().Connect( this, &DaliTableView::OnKeyboardPreFocusChange );
311 KeyboardFocusManager::Get().FocusedActorEnterKeySignal().Connect( this, &DaliTableView::OnFocusedActorActivated );
312 AccessibilityManager::Get().FocusedActorActivatedSignal().Connect( this, &DaliTableView::OnFocusedActorActivated );
314 // Loop to create both actors for the focus highlight effect.
315 for( unsigned int i = 0; i < FOCUS_ANIMATION_ACTOR_NUMBER; ++i )
317 mFocusEffect[i].actor = ImageView::New();
318 mFocusEffect[i].actor.SetStyleName( "FocusActor" );
319 mFocusEffect[i].actor.SetParentOrigin( ParentOrigin::CENTER );
320 mFocusEffect[i].actor.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
321 mFocusEffect[i].actor.SetInheritScale( false );
322 mFocusEffect[i].actor.SetColorMode( USE_OWN_COLOR );
324 // Setup initial values pre-animation.
325 mFocusEffect[i].actor.SetScale( startScale );
326 mFocusEffect[i].actor.SetOpacity( 0.0f );
328 // Create and setup the animation to do the following:
329 // 1) Initial fade in over short period of time
330 // 2) Zoom in (larger) and fade out simultaneously over longer period of time.
331 mFocusEffect[i].animation = Animation::New( KEYBOARD_FOCUS_ANIMATION_DURATION );
333 mFocusEffect[i].animation.AnimateTo( Property( mFocusEffect[i].actor, Actor::Property::COLOR_ALPHA ), KEYBOARD_FOCUS_END_ALPHA, AlphaFunction::LINEAR, TimePeriod( 0.0f, initialFadeDuration ) );
334 mFocusEffect[i].animation.AnimateTo( Property( mFocusEffect[i].actor, Actor::Property::SCALE ), endScale, AlphaFunction::LINEAR, TimePeriod( initialFadeDuration, KEYBOARD_FOCUS_ANIMATION_DURATION - initialFadeDuration ) );
335 mFocusEffect[i].animation.AnimateTo( Property( mFocusEffect[i].actor, Actor::Property::COLOR_ALPHA ), 0.0f, AlphaFunction::LINEAR, TimePeriod( initialFadeDuration, KEYBOARD_FOCUS_ANIMATION_DURATION - initialFadeDuration ) );
337 mFocusEffect[i].animation.SetLooping( true );
340 // Parent the secondary effect from the primary.
341 mFocusEffect[0].actor.Add( mFocusEffect[1].actor );
343 // Play the animation on the 1st glow object.
344 mFocusEffect[0].animation.Play();
345 // Stagger the animation on the 2st glow object half way through.
346 mFocusEffect[1].animation.PlayFrom( KEYBOARD_FOCUS_ANIMATION_DURATION / 2.0f );
348 KeyboardFocusManager::Get().SetFocusIndicatorActor( mFocusEffect[0].actor );
351 void DaliTableView::ApplyCubeEffectToPages()
353 ScrollViewPagePathEffect effect = ScrollViewPagePathEffect::DownCast( mScrollViewEffect );
354 unsigned int pageCount(0);
355 for( std::vector< Actor >::iterator pageIter = mPages.begin(); pageIter != mPages.end(); ++pageIter )
357 Actor page = *pageIter;
358 effect.ApplyToPage( page, pageCount++ );
362 void DaliTableView::OnButtonsPageRelayout( const Dali::Actor& actor )
366 void DaliTableView::Populate()
368 const Vector2 stageSize = Stage::GetCurrent().GetSize();
370 mTotalPages = ( mExampleList.size() + EXAMPLES_PER_PAGE - 1 ) / EXAMPLES_PER_PAGE;
372 // Populate ScrollView.
373 if( mExampleList.size() > 0 )
375 if( mSortAlphabetically )
377 sort( mExampleList.begin(), mExampleList.end(), CompareByTitle );
380 unsigned int exampleCount = 0;
381 ExampleListConstIter iter = mExampleList.begin();
383 for( int t = 0; t < mTotalPages; t++ )
386 TableView page = TableView::New( ROWS_PER_PAGE, EXAMPLES_PER_ROW );
387 page.SetAnchorPoint( AnchorPoint::CENTER );
388 page.SetParentOrigin( ParentOrigin::CENTER );
389 page.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
390 mScrollView.Add( page );
392 // Calculate the number of images going across (columns) within a page, according to the screen resolution and dpi.
393 const float margin = 2.0f;
394 const float tileParentMultiplier = 1.0f / EXAMPLES_PER_ROW;
396 for(int row = 0; row < ROWS_PER_PAGE; row++)
398 for(int column = 0; column < EXAMPLES_PER_ROW; column++)
400 const Example& example = ( *iter );
402 // Calculate the tiles relative position on the page (between 0 & 1 in each dimension).
403 Vector2 position( static_cast<float>( column ) / ( EXAMPLES_PER_ROW - 1.0f ), static_cast<float>( row ) / ( EXAMPLES_PER_ROW - 1.0f ) );
404 Actor tile = CreateTile( example.name, example.title, Vector3( tileParentMultiplier, tileParentMultiplier, 1.0f ), position );
405 AccessibilityManager accessibilityManager = AccessibilityManager::Get();
406 accessibilityManager.SetFocusOrder( tile, ++exampleCount );
407 accessibilityManager.SetAccessibilityAttribute( tile, Dali::Toolkit::AccessibilityManager::ACCESSIBILITY_LABEL,
409 accessibilityManager.SetAccessibilityAttribute( tile, Dali::Toolkit::AccessibilityManager::ACCESSIBILITY_TRAIT, "Tile" );
410 accessibilityManager.SetAccessibilityAttribute( tile, Dali::Toolkit::AccessibilityManager::ACCESSIBILITY_HINT,
411 "You can run this example" );
413 tile.SetPadding( Padding( margin, margin, margin, margin ) );
414 page.AddChild( tile, TableView::CellPosition( row, column ) );
418 if( iter == mExampleList.end() )
424 if( iter == mExampleList.end() )
430 mPages.push_back( page );
432 if( iter == mExampleList.end() )
439 // Update Ruler info.
440 mScrollRulerX = new FixedRuler( mPageWidth );
441 mScrollRulerY = new DefaultRuler();
442 mScrollRulerX->SetDomain( RulerDomain( 0.0f, (mTotalPages+1) * stageSize.width * TABLE_RELATIVE_SIZE.x * 0.5f, true ) );
443 mScrollRulerY->Disable();
444 mScrollView.SetRulerX( mScrollRulerX );
445 mScrollView.SetRulerY( mScrollRulerY );
448 void DaliTableView::Rotate( unsigned int degrees )
450 // Resize the root actor
451 Vector2 stageSize = Stage::GetCurrent().GetSize();
452 Vector3 targetSize( stageSize.x, stageSize.y, 1.0f );
454 if( degrees == 90 || degrees == 270 )
456 targetSize = Vector3( stageSize.y, stageSize.x, 1.0f );
459 if( mRotateAnimation )
461 mRotateAnimation.Stop();
462 mRotateAnimation.Clear();
465 mRotateAnimation = Animation::New( ROTATE_ANIMATION_TIME );
466 mRotateAnimation.AnimateTo( Property( mRootActor, Actor::Property::ORIENTATION ), Quaternion( Radian( Degree( 360 - degrees ) ), Vector3::ZAXIS ), AlphaFunction::EASE_OUT );
467 mRotateAnimation.AnimateTo( Property( mRootActor, Actor::Property::SIZE ), targetSize, AlphaFunction::EASE_OUT );
468 mRotateAnimation.Play();
471 Actor DaliTableView::CreateTile( const std::string& name, const std::string& title, const Dali::Vector3& sizeMultiplier, Vector2& position )
473 Toolkit::ImageView focusableTile = ImageView::New();
475 focusableTile.SetStyleName( "DemoTile" );
476 focusableTile.SetParentOrigin( ParentOrigin::CENTER );
477 focusableTile.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::ALL_DIMENSIONS );
478 focusableTile.SetSizeModeFactor( sizeMultiplier );
479 focusableTile.SetName( name );
481 // Set the tile to be keyboard focusable
482 focusableTile.SetKeyboardFocusable( true );
484 // Register a property with the ImageView. This allows us to inject the scroll-view position into the shader.
485 Property::Value value = Vector3( 0.0f, 0.0f, 0.0f );
486 Property::Index propertyIndex = focusableTile.RegisterProperty( "uCustomPosition", value );
488 // We create a constraint to perform a precalculation on the scroll-view X offset
489 // and pass it to the shader uniform, along with the tile's position.
490 Constraint shaderPosition = Constraint::New < Vector3 > ( focusableTile, propertyIndex, TileShaderPositionConstraint( mPageWidth, position.x ) );
491 shaderPosition.AddSource( Source( mScrollView, ScrollView::Property::SCROLL_POSITION ) );
492 shaderPosition.SetRemoveAction( Constraint::Discard );
493 shaderPosition.Apply();
494 //focusableTile.Add( tileContent );
496 // Create an ImageView for the 9-patch border around the tile.
497 ImageView borderImage = ImageView::New();
498 borderImage.SetStyleName("DemoTileBorder");
499 borderImage.SetAnchorPoint( AnchorPoint::CENTER );
500 borderImage.SetParentOrigin( ParentOrigin::CENTER );
501 borderImage.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
502 borderImage.SetOpacity( 0.8f );
503 focusableTile.Add( borderImage );
505 TextLabel label = TextLabel::New();
506 label.SetAnchorPoint( AnchorPoint::CENTER );
507 label.SetParentOrigin( ParentOrigin::CENTER );
508 label.SetStyleName( "LauncherLabel" );
509 label.SetProperty( TextLabel::Property::MULTI_LINE, true );
510 label.SetProperty( TextLabel::Property::TEXT, title );
511 label.SetProperty( TextLabel::Property::HORIZONTAL_ALIGNMENT, "CENTER" );
512 label.SetProperty( TextLabel::Property::VERTICAL_ALIGNMENT, "CENTER" );
513 label.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::HEIGHT );
515 // Pad around the label as its size is the same as the 9-patch border. It will overlap it without padding.
516 label.SetPadding( Padding( TILE_LABEL_PADDING, TILE_LABEL_PADDING, TILE_LABEL_PADDING, TILE_LABEL_PADDING ) );
517 focusableTile.Add( label );
519 // Connect to the touch events
520 focusableTile.TouchSignal().Connect( this, &DaliTableView::OnTilePressed );
521 focusableTile.HoveredSignal().Connect( this, &DaliTableView::OnTileHovered );
523 return focusableTile;
526 bool DaliTableView::OnTilePressed( Actor actor, const TouchData& event )
528 return DoTilePress( actor, event.GetState( 0 ) );
531 bool DaliTableView::DoTilePress( Actor actor, PointState::Type pointState )
533 bool consumed = false;
535 if( PointState::DOWN == pointState )
537 mPressedActor = actor;
541 // A button press is only valid if the Down & Up events
542 // both occurred within the button.
543 if( ( PointState::UP == pointState ) &&
544 ( mPressedActor == actor ) )
546 // ignore Example button presses when scrolling or button animating.
547 if( ( !mScrolling ) && ( !mPressedAnimation ) )
549 std::string name = actor.GetName();
550 const ExampleListIter end = mExampleList.end();
551 for( ExampleListIter iter = mExampleList.begin(); iter != end; ++iter )
553 if( (*iter).name == name )
555 // do nothing, until pressed animation finished.
564 mPressedAnimation = Animation::New( BUTTON_PRESS_ANIMATION_TIME );
565 mPressedAnimation.SetEndAction( Animation::Discard );
567 // scale the content actor within the Tile, as to not affect the placement within the Table.
568 Actor content = actor.GetChildAt(0);
569 mPressedAnimation.AnimateTo( Property( content, Actor::Property::SCALE ), Vector3( 0.7f, 0.7f, 1.0f ), AlphaFunction::EASE_IN_OUT,
570 TimePeriod( 0.0f, BUTTON_PRESS_ANIMATION_TIME * 0.5f ) );
571 mPressedAnimation.AnimateTo( Property( content, Actor::Property::SCALE ), Vector3::ONE, AlphaFunction::EASE_IN_OUT,
572 TimePeriod( BUTTON_PRESS_ANIMATION_TIME * 0.5f, BUTTON_PRESS_ANIMATION_TIME * 0.5f ) );
574 // Rotate button on the Y axis when pressed.
575 mPressedAnimation.AnimateBy( Property( content, Actor::Property::ORIENTATION ), Quaternion( Degree( 0.0f ), Degree( 180.0f ), Degree( 0.0f ) ) );
577 mPressedAnimation.Play();
578 mPressedAnimation.FinishedSignal().Connect( this, &DaliTableView::OnPressedAnimationFinished );
584 void DaliTableView::OnPressedAnimationFinished( Dali::Animation& source )
586 mPressedAnimation.Reset();
589 std::string name = mPressedActor.GetName();
591 std::stringstream stream;
592 stream << DEMO_EXAMPLE_BIN << name.c_str();
596 execlp( stream.str().c_str(), name.c_str(), NULL );
597 DALI_ASSERT_ALWAYS(false && "exec failed!");
599 mPressedActor.Reset();
603 void DaliTableView::OnScrollStart( const Dali::Vector2& position )
610 void DaliTableView::OnScrollComplete( const Dali::Vector2& position )
614 // move focus to 1st item of new page
615 AccessibilityManager accessibilityManager = AccessibilityManager::Get();
616 accessibilityManager.SetCurrentFocusActor(mPages[mScrollView.GetCurrentPage()].GetChildAt(0) );
619 bool DaliTableView::OnScrollTouched( Actor actor, const TouchData& event )
621 if( PointState::DOWN == event.GetState( 0 ) )
623 mPressedActor = actor;
629 void DaliTableView::ApplyScrollViewEffect()
631 // Remove old effect if exists.
633 if( mScrollViewEffect )
635 mScrollView.RemoveEffect( mScrollViewEffect );
638 // Just one effect for now
639 SetupInnerPageCubeEffect();
641 mScrollView.ApplyEffect( mScrollViewEffect );
644 void DaliTableView::SetupInnerPageCubeEffect()
646 const Vector2 stageSize = Stage::GetCurrent().GetSize();
648 Dali::Path path = Dali::Path::New();
649 Dali::Property::Array points;
651 points[0] = Vector3( stageSize.x*0.5, 0.0f, stageSize.x*0.5f);
652 points[1] = Vector3( 0.0f, 0.0f, 0.0f );
653 points[2] = Vector3( -stageSize.x*0.5f, 0.0f, stageSize.x*0.5f);
654 path.SetProperty( Path::Property::POINTS, points );
656 Dali::Property::Array controlPoints;
657 controlPoints.Resize(4);
658 controlPoints[0] = Vector3( stageSize.x*0.5f, 0.0f, stageSize.x*0.3f );
659 controlPoints[1] = Vector3( stageSize.x*0.3f, 0.0f, 0.0f );
660 controlPoints[2] = Vector3(-stageSize.x*0.3f, 0.0f, 0.0f );
661 controlPoints[3] = Vector3(-stageSize.x*0.5f, 0.0f, stageSize.x*0.3f );
662 path.SetProperty( Path::Property::CONTROL_POINTS, controlPoints );
665 mScrollViewEffect = ScrollViewPagePathEffect::New(path,
666 Vector3(-1.0f,0.0f,0.0f),
667 Toolkit::ScrollView::Property::SCROLL_FINAL_X,
668 Vector3(stageSize.x*TABLE_RELATIVE_SIZE.x,stageSize.y*TABLE_RELATIVE_SIZE.y,0.0f),mTotalPages);
671 void DaliTableView::OnKeyEvent( const KeyEvent& event )
673 if( event.state == KeyEvent::Down )
675 if ( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
677 // If there's a Popup, Hide it if it's contributing to the display in any way (EG. transitioning in or out).
679 if ( mVersionPopup && ( mVersionPopup.GetDisplayState() != Toolkit::Popup::HIDDEN ) )
681 mVersionPopup.SetDisplayState( Popup::HIDDEN );
691 void DaliTableView::SetupBackground( Actor bubbleContainer )
693 // Add bubbles to the bubbleContainer.
694 // Note: The bubbleContainer is parented externally to this function.
695 AddBackgroundActors( bubbleContainer, NUM_BACKGROUND_IMAGES );
698 void DaliTableView::InitialiseBackgroundActors( Actor actor )
700 // Delete current animations
701 mBackgroundAnimations.clear();
703 // Create new animations
704 const Vector3 size = actor.GetTargetSize();
706 for( unsigned int i = 0, childCount = actor.GetChildCount(); i < childCount; ++i )
708 Actor child = actor.GetChildAt( i );
710 // Calculate a random position
711 Vector3 childPos( Random::Range( -size.x * 0.5f * BACKGROUND_SPREAD_SCALE, size.x * 0.85f * BACKGROUND_SPREAD_SCALE ),
712 Random::Range( -size.y, size.y ),
713 Random::Range( BUBBLE_MIN_Z, BUBBLE_MAX_Z ) );
715 child.SetPosition( childPos );
717 // Define bubble horizontal parallax and vertical wrapping
718 Constraint animConstraint = Constraint::New < Vector3 > ( child, Actor::Property::POSITION, AnimateBubbleConstraint( childPos, Random::Range( -0.85f, 0.25f ) ) );
719 animConstraint.AddSource( Source( mScrollView, ScrollView::Property::SCROLL_POSITION ) );
720 animConstraint.AddSource( Dali::ParentSource( Dali::Actor::Property::SIZE ) );
721 animConstraint.AddSource( Dali::LocalSource( Dali::Actor::Property::SIZE ) );
722 animConstraint.SetRemoveAction( Constraint::Discard );
723 animConstraint.Apply();
726 Animation animation = Animation::New( Random::Range( 30.0f, 160.0f ) );
727 animation.AnimateBy( Property( child, Actor::Property::POSITION ), Vector3( 0.0f, -2000.0f, 0.0f ), AlphaFunction::LINEAR );
728 animation.SetLooping( true );
730 mBackgroundAnimations.push_back( animation );
734 void DaliTableView::AddBackgroundActors( Actor layer, int count )
736 for( int i = 0; i < count; ++i )
738 float randSize = Random::Range( 10.0f, 400.0f );
739 int shapeType = static_cast<int>( Random::Range( 0.0f, NUMBER_OF_SHAPE_IMAGES - 1 ) + 0.5f );
741 ImageView dfActor = ImageView::New();
742 dfActor.SetSize( Vector2( randSize, randSize ) );
743 dfActor.SetParentOrigin( ParentOrigin::CENTER );
745 // Set the Image URL and the custom shader at the same time
746 Dali::Property::Map effect = Toolkit::CreateDistanceFieldEffect();
747 Property::Map imageMap;
748 imageMap.Add( ImageVisual::Property::URL, SHAPE_IMAGE_TABLE[ shapeType ] );
749 imageMap.Add( Toolkit::Visual::Property::SHADER, effect );
750 dfActor.SetProperty( Toolkit::ImageView::Property::IMAGE, imageMap );
752 dfActor.SetStyleName( BUBBLE_COLOR_STYLE_NAME[ i%NUMBER_OF_BUBBLE_COLORS ] );
754 layer.Add( dfActor );
757 // Positioning will occur when the layer is relaid out
758 layer.OnRelayoutSignal().Connect( this, &DaliTableView::InitialiseBackgroundActors );
761 bool DaliTableView::PauseBackgroundAnimation()
768 void DaliTableView::PauseAnimation()
770 if( mBackgroundAnimsPlaying )
772 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
774 Animation anim = *animIter;
779 mBackgroundAnimsPlaying = false;
783 void DaliTableView::PlayAnimation()
785 if ( !mBackgroundAnimsPlaying )
787 for( AnimationListIter animIter = mBackgroundAnimations.begin(); animIter != mBackgroundAnimations.end(); ++animIter )
789 Animation anim = *animIter;
794 mBackgroundAnimsPlaying = true;
797 mAnimationTimer.SetInterval( BACKGROUND_ANIMATION_DURATION );
800 Dali::Actor DaliTableView::OnKeyboardPreFocusChange( Dali::Actor current, Dali::Actor proposed, Dali::Toolkit::Control::KeyboardFocus::Direction direction )
802 Actor nextFocusActor = proposed;
804 if( !current && !proposed )
806 // Set the initial focus to the first tile in the current page should be focused.
807 nextFocusActor = mPages[mScrollView.GetCurrentPage()].GetChildAt(0);
811 // ScrollView is being focused but nothing in the current page can be focused further
812 // in the given direction. We should work out which page to scroll to next.
813 int currentPage = mScrollView.GetCurrentPage();
814 int newPage = currentPage;
815 if( direction == Dali::Toolkit::Control::KeyboardFocus::LEFT )
819 else if( direction == Dali::Toolkit::Control::KeyboardFocus::RIGHT )
824 newPage = std::max(0, std::min(mTotalPages - 1, newPage));
825 if( newPage == currentPage )
827 if( direction == Dali::Toolkit::Control::KeyboardFocus::LEFT )
829 newPage = mTotalPages - 1;
830 } else if( direction == Dali::Toolkit::Control::KeyboardFocus::RIGHT )
836 // Scroll to the page in the given direction
837 mScrollView.ScrollTo(newPage);
839 if( direction == Dali::Toolkit::Control::KeyboardFocus::LEFT )
841 // Work out the cell position for the last tile
842 int remainingExamples = mExampleList.size() - newPage * EXAMPLES_PER_PAGE;
843 int rowPos = (remainingExamples >= EXAMPLES_PER_PAGE) ? ROWS_PER_PAGE - 1 : ( (remainingExamples % EXAMPLES_PER_PAGE + EXAMPLES_PER_ROW) / EXAMPLES_PER_ROW - 1 );
844 int colPos = remainingExamples >= EXAMPLES_PER_PAGE ? EXAMPLES_PER_ROW - 1 : ( remainingExamples % EXAMPLES_PER_PAGE - rowPos * EXAMPLES_PER_ROW - 1 );
846 // Move the focus to the last tile in the new page.
847 nextFocusActor = mPages[newPage].GetChildAt(rowPos * EXAMPLES_PER_ROW + colPos);
851 // Move the focus to the first tile in the new page.
852 nextFocusActor = mPages[newPage].GetChildAt(0);
856 return nextFocusActor;
859 void DaliTableView::OnFocusedActorActivated( Dali::Actor activatedActor )
863 mPressedActor = activatedActor;
865 // Activate the current focused actor;
866 DoTilePress( mPressedActor, PointState::UP );
870 bool DaliTableView::OnTileHovered( Actor actor, const HoverEvent& event )
872 KeyboardFocusManager::Get().SetCurrentFocusActor( actor );
876 void DaliTableView::OnLogoTapped( Dali::Actor actor, const Dali::TapGesture& tap )
878 // Only show if currently fully hidden. If transitioning-out, the transition will not be interrupted.
879 if ( !mVersionPopup || ( mVersionPopup.GetDisplayState() == Toolkit::Popup::HIDDEN ) )
881 if ( !mVersionPopup )
883 std::ostringstream stream;
884 stream << "DALi Core: " << CORE_MAJOR_VERSION << "." << CORE_MINOR_VERSION << "." << CORE_MICRO_VERSION << std::endl << "(" << CORE_BUILD_DATE << ")\n";
885 stream << "DALi Adaptor: " << ADAPTOR_MAJOR_VERSION << "." << ADAPTOR_MINOR_VERSION << "." << ADAPTOR_MICRO_VERSION << std::endl << "(" << ADAPTOR_BUILD_DATE << ")\n";
886 stream << "DALi Toolkit: " << TOOLKIT_MAJOR_VERSION << "." << TOOLKIT_MINOR_VERSION << "." << TOOLKIT_MICRO_VERSION << std::endl << "(" << TOOLKIT_BUILD_DATE << ")\n";
888 mVersionPopup = Dali::Toolkit::Popup::New();
890 Toolkit::TextLabel titleActor = Toolkit::TextLabel::New( "Version information" );
891 titleActor.SetName( "titleActor" );
892 titleActor.SetProperty( Toolkit::TextLabel::Property::HORIZONTAL_ALIGNMENT, HorizontalAlignment::CENTER );
893 titleActor.SetProperty( Toolkit::TextLabel::Property::TEXT_COLOR, Color::WHITE );
895 Toolkit::TextLabel contentActor = Toolkit::TextLabel::New( stream.str() );
896 contentActor.SetName( "contentActor" );
897 contentActor.SetProperty( Toolkit::TextLabel::Property::MULTI_LINE, true );
898 contentActor.SetProperty( Toolkit::TextLabel::Property::HORIZONTAL_ALIGNMENT, HorizontalAlignment::CENTER );
899 contentActor.SetProperty( Toolkit::TextLabel::Property::TEXT_COLOR, Color::WHITE );
900 contentActor.SetPadding( Padding( 0.0f, 0.0f, 20.0f, 0.0f ) );
902 mVersionPopup.SetTitle( titleActor );
903 mVersionPopup.SetContent( contentActor );
905 mVersionPopup.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::WIDTH );
906 mVersionPopup.SetSizeModeFactor( Vector3( 0.75f, 1.0f, 1.0f ) );
907 mVersionPopup.SetResizePolicy( ResizePolicy::FIT_TO_CHILDREN, Dimension::HEIGHT );
909 mVersionPopup.OutsideTouchedSignal().Connect( this, &DaliTableView::HideVersionPopup );
910 Stage::GetCurrent().Add( mVersionPopup );
913 mVersionPopup.SetDisplayState( Popup::SHOWN );
917 void DaliTableView::HideVersionPopup()
919 // Only hide if currently fully shown. If transitioning-in, the transition will not be interrupted.
920 if ( mVersionPopup && ( mVersionPopup.GetDisplayState() == Toolkit::Popup::SHOWN ) )
922 mVersionPopup.SetDisplayState( Popup::HIDDEN );